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目 录
第一章 前言................................................................................................................................1
1.1 现代通信的发展.............................................................................................................................1
1.2 QDPSK 在通信中的运用...............................................................................................................1
第二章 QDPSK 的基本原理和设计....................................................................................3
2.1 QDPSK 通信系统的性能指标.........................................................................................3
2.1.1 可靠性指标.................................................................................................................3
2.1.2 性能分析.....................................................................................................................3
2.2 QDPSK 的调制解调原理 ................................................................................................3
2.2.1 QDPSK 的调制方式 ..................................................................................................4
2.2.2 QDPSK 的解调方式 ..................................................................................................8
第三章 MATLAB/Simulink 仿真基础..............................................................................11
3.1 MATLAB 简介.................................................................................................................11
3.1.1 MATLAB 发展历程.....................................................................................................11
3.1.2 MATLAB 特点......................................................................................................................11
3.2 MATLAB 下的 Simulink 简介........................................................................................11
3.2.1 Simulink 建模仿真步骤 ...........................................................................................12
3.2.2 Simulink 下对通信系统的仿真...........................................................................................13
第四章 QDPSK 的调制解调仿真 ......................................................................................16
4.1 QDPSK 调制解调仿真 ...................................................................................................16
4.1.1 Simulink 调制建模...................................................................................................16
4.1.2 模型文件的参数配置 ..............................................................................................17
4.1.3 各信噪比下的 Simulink 仿真..................................................................................22
4.2 MATLAB 仿真结果........................................................................................................28
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